201331347

素因数分解:

$3^1\times 7^2\times {\mathrm{211}}^1\times {\mathrm{6491}}^1$

素因数の和:6719

約数の個数: 24

約数和(自身を含む): 313797312

約数和(自身を除く): 112465965

約数列:

[1, 3, 7, 21, 49, 147, 211, 633, 1477, 4431, 6491, 10339, 19473, 31017, 45437, 136311, 318059, 954177, 1369601, 4108803, 9587207, 28761621, 67110449, 201331347]

約数ペア:

[(1, 201331347), (3, 67110449), (7, 28761621), (21, 9587207), (49, 4108803), (147, 1369601), (211, 954177), (633, 318059), (1477, 136311), (4431, 45437), (6491, 31017), (10339, 19473)]